PIANTS OF SOUTHERN! NEW JERSEY. 525 



Dry sandy ground at several stations in the northern counties 

 and locally common in the upper part of the Middle district ; rare 

 in the Pine Barrens. 



Fl. — Early June to late July, or occasionally later. 



Pine Barren^.— Williamstown Jnc, Cedar Brook, Winslow Jnc, Folsom, 

 Hammonton. ' 



Middle District.— Dta\, Sea Bright (NB), Manasquan, Pt. Pleasant, Bay 

 Head (NY), Sicklerville (S), Williamstown, Newfield, Franklinville (P), 

 Clementon, Centerton (S), Forest Grove (S), Riddleton. 



Polygala paucifolia Willd. Flowering Wintergreen. Gay-Wings. 



PI. LXXVL, Fig. 2. 



Polygala paucifolia Willdenow, Sp. PI. III. 880. 1800 [Pennsylvania].— 

 Willis 17. — Britton 59. — Keller and Brown 211. 



Rich woods of the northern counties; very rare within our 

 limits and reported from; but one station — at Freehold, Mon- 

 mouth County. — on authority of Mr. O. R. Willis (Britton's 

 Catalogue). 



Fl. — Early May to mid-May, probably. 



Family EUPHpRBIAjCE^. Spurges, etc. 

 Key to the Species. 



a. Flowers not surrounded by a corolla-like involucre, but with a true calyx. 

 b. Plants wiry (1-5 dm. high), silvery-scurfy, leaves mostly linear lanceo- 

 late, flowers minute in clusters, staminate with petals, pistillate with- 

 out, calyx s-parted. Crotonopsis linearis, p. 526 

 bh. Plants green, branching, leaves ovate to lanceolate, flowers minute in 

 spikes or clusters, which are nearly equalled or exceeded by a leaf- 

 like lobed bract. 

 c. Leaves ovate; spikes mostly shorter than the bract. 



Acalypha virginica, p. 526 

 cc. Leaves lanceolate or linear, spikes longer than the bract. 



Acalypha gracilens, p. 527 

 aa. Flowers minute, fertile one in the center, consisting of three styles ; sterile 

 ones around it, consisting of a single stamen each, involucre resembling a 

 calyx or corolla, with glands at the sinuses, which are sometimes provided 

 with petal-like appendages; fertile flowers exserted in fruit. 

 b. Glands with petal-like appendages. 

 c. Leaves opposite. 



d. Leaves entire, glabrous, prostrate. B. polygonifolia, p. 527 



dd. Leaves serrate or dentate. 



e. Plant prostrate, pubescent or puberulent. B- maculata, p. 527 

 ee. Plant upright glabrous. B. preslii, p. 527 



